Greeneville, TN Weather & Growing Conditions
Today
85°F
Mostly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms between noon and 3pm, then showers and thunderstorms likely between 3pm and 5pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 85. Southeast wind 0 to 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 85°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph SE | 58% |
| Tonight | 65°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph E | 53% |
| Wednesday | 84°F | Showers And Thunderstorms Likely | 0 to 5 mph S | 57% |
| Wednesday Night | 66°F | Chance Showers And Thunderstorms | 0 to 5 mph SE | 53% |
| Thursday | 84°F | Chance Showers And Thunderstorms | 0 to 5 mph SW | 59% |
| Thursday Night | 66°F | Showers And Thunderstorms Likely then Mostly Cloudy | 0 to 5 mph S | 59% |
| Friday | 85°F | Chance Showers And Thunderstorms | 0 to 5 mph SW | 54% |
| Friday Night | 66°F | Chance Showers And Thunderstorms | 0 to 5 mph S | 54% |
| Saturday | 85°F | Mostly Sunny then Showers And Thunderstorms Likely | 0 to 5 mph SW | 65% |
| Saturday Night | 66°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 0 to 5 mph S | 65% |
| Sunday | 85°F | Chance Showers And Thunderstorms | 0 to 5 mph SW | 42% |
| Sunday Night | 67°F | Chance Showers And Thunderstorms | 0 to 5 mph S | 42% |
| Monday | 86°F | Chance Rain Showers then Chance Showers And Thunderstorms | 0 to 5 mph SW | 38% |
| Monday Night | 68°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph SW | 38% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Greeneville, TN
Last spring frost
Apr 20
First fall frost
Oct 22
Growing season
185 days
Hardiness zone
7a
Explore more for Greeneville, TN: full frost dates · planting calendar · Tennessee frost dates
Climate data from the nearest NOAA station, Greeneville Exp Stn, Tn (9.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.